Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] C[C@H](NC(=O)NCCc1ccccc1)C(=O)O
[b] O=C(NCCN1CCN(c2ccccc2)CC1)C1(S(=O)(=O)c2ccc(Cl)cc2)CC1
[c] COc1ccc(/C=C/C(=O)Nc2cccnc2)cc1OC
Answer: a, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}