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: COc1ccc(NC(=O)CCCN2C(=O)CN(C)C2=O)c(OC)c1
b: CCN1CCN(c2ccc(NC(=O)c3ccc(Cl)c(N4CCCC4=O)c3)cc2)CC1
c: Cc1nn(-c2ccccc2)c(N)c1Sc1ccccc1[N+](=O)[O-]
d: O=C(CN1C(=O)c2cccc3cccc1c23)N1CCN(Cc2ccc3c(c2)OCO3)CC1
Answer: a, b, c, d
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}