metaAtomBensonAtoms

These are the meta atoms that are needed to define groups in the Benson rule definitions

cR2//o BensonAldehydeKetone co BensonAtom

oR2 BensonSP3Oxygen o BensonAtom

cR2//R BensonDoubleBondCarbon c/d BensonAtom

cR///R BensonTripleBondedCarbon c/t BensonAtom

nR3 BensonSingleBondedNitrogen n BensonAtom

cR4 BensonCarbonAtom c BensonAtom

nR3 BensonSingleBondNitrogen n BensonAtom

n(//nR)R BensonAzoNitrogen n/a BensonAtom

n(//R)R BensonIminoNitrogen n/i BensonAtom

n(//o)oR BensonNO2 no2 BensonAtom

n(//o)R BensonNO no BensonAtom

c(///N)R BensonCN cn BensonAtom

s(//o)2(/oR)2 BensonSO4 so4 BensonAtom

s(//o)2R2 BensonSO2 so2 BensonAtom

s(//o)2(oR)R BensonSO3 so3 BensonAtom

s(//o)2(oh)R BensonSO3H so3h BensonAtom

s(//o)R2 BensonCO so BensonAtom

sR2 BensonSP3S s BensonAtom

R/o/o/R BensonPeroxyGroup oo BensonAtom