Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] O=C(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2ccc(O)cc2o1
[b] CNNCc1ccc(C(=O)NC(C)C)cc1
[c] O=C(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2ccc(F)cc2o1
[d] COc1ccc2c(=O)cc(C(=O)NC3CCN(Cc4ccc5c(c4)OCO5)CC3)oc2c1
[e] COc1ccc2c(c1)[C@]13CCCC[C@@H]1[C@H](C2)N(C)CC3
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}