Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(Nc1cccc([N+](=O)[O-])c1)N1CCCc2ccccc21
[b] Nc1cc(S(=O)(=O)N2CCCCC2)ccc1N1CCOCC1
[c] CCN(CC)CCCN=Cc1c(O)n(-c2cccc(C)c2)c(=O)c2ccccc12
[d] CC(Oc1ccc2ccc(=O)oc2c1)C(=O)NC1CCN(Cc2ccccc2)CC1
Answer: a, b, 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}