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 other words.
Options:
[a] O=C(c1ccc(OCC[NH+]2CCCCC2)cc1)c1c(-c2ccc(O)cc2)sc2cc(O)ccc12
[b] CCc1ccc(CCOc2ccc(C[C@H]3SC(=O)NC3=O)cc2)nc1
[c] C#CCOCCCC(=O)O
[d] O=c1c(O)c(-c2ccc(O)cc2O)oc2cc(O)cc(O)c12
Answer: a, b, c, 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}
4-prop-2-ynoxybutanoic acid