0 B18R0.182 [2H]C([2H])([2H])CCCCCCCCCCCCCCBr D98163 [0,2,0,0,0,0|2,0,0]=4 1 B18R0.221 CCCCCCCCCCCCC#CCCCCO D77000 [0,2,0,0,0,0|0,0,0]=2