Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: COc1ccccc1N1CCN(C(c2cccs2)C(C)NC(=O)c2cccs2)CC1
b: O=C(O)c1cccc(S(=O)(=O)NCCC(c2ccccc2)c2ccccc2)c1
c: CCOC(=O)N1CCN(C(=O)C2CCN(c3nnc(-n4cccc4)s3)CC2)CC1
Answer: 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}