HETEROCYCLIC

Before
2: SU
other
3: USU
containing
4: UUSU
aromatic
After
1: S
rings, ring, base
2: SU
compounds, bases, compound, systems
2: US
compounds, compound
3: SUU
chemistry, nitrogen
4: UUSU
aromatic
Surrounder Phrases
aromatic amines, amine, compounds, amino, rings, ring, polymers, molecules, compound, nucleus, nitrogen, structures, organic, groups, systems, structure, group, systemmembered rings, ringorganic compounds, chemistry, molecules, polymers, compound, nitrogen, amines, monomers, amine, bases, derivatives, structures, structure, form, systems, chem, basecarcinogenic aromatic, compoundsamine derivatives, nitrogen, compounds, groups, group, systems, systemnitrogen compounds, bases, molecules, containing, compound, derivatives, nucleus, chemistry, basecompound nucleus, containing, molecules, structures, structurepolymers containing, formcompounds containing, compound, organicmonomers containingcontaining compounds, monomers, polymers, amino, aromatic, amine, nitrogen, organic, molecules, compound, derivatives, two, bases, many, rings, structuresantidepressant compoundsamino nitrogen, groups, group, compounds, derivatives, compoundmolecules containing, formchem systemsring aromatic, compounds, structures, structure, nitrogen, containing, bases, systems, compound, system, base, moleculesnucleus containingderivatives containingtwo groups, monomers, rings, molecules, polymers, bases, amino, systems, compounds, otherstructures containingrings containingsystems containingother antidepressants, groups, compounds, monomers, molecules, polymers, organic, aromatic, structures, amines, amino, systems, antidepressant, two, derivatives, basesmany other, polymers, compoundsstructure containingbases containingbase polymers, chemistry, ring, containing, form, systemschemistry organicsystem containingform compounds, polymers, moleculesgroups containinggroup containing