Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: O=C(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2ccc(O)cc2o1
b: C[C@H]1CN(C[C@H](Cc2ccccc2)C(=O)NCC(=O)O)CC[C@@]1(C)c1cccc(O)c1
c: COc1ccc2c(=O)cc(C(=O)NC3CCN(Cc4ccc5c(c4)OCO5)CC3)oc2c1
d: CC(C)(NC(=O)c1ccc(O)cc1)C(=O)O
Answer: a, b, d
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}