circle and label all functional groups.

CIRCLE & LABEL ALL FUNCTIONAL GROUPS cacorc Cacace 0 HAC-H Br H- codec coe om die oz -S- HO NH-c-c-oh C Car C-CrNHz Hora COH ca e-c-ci OH - CC crc NH NO e-capre con c-c-o-c-c-NO (C=C. NO 1 i C-CEC-C-C-NH2 C C-OH G ld caco 1 )