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, or c without using any additional words.
Options:
a.) CC1(C(=O)O)CC(C)(C(=O)O)CC(C)(C(=O)O)C1
b.) O=C(NCc1ccc(Cl)cc1)c1cc([N+](=O)[O-])ccc1Cl
c.) CCCCCn1c(CN2CCN(C(=O)OCC)CC2)nc2c1c(=O)[nH]c(=O)n2C
Answer: a, b
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}