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 other words.
Options:
a.) O=C1CCC(N2C(=O)c3ccccc3C2=O)C(=O)N1
b.) O=C(c1ccc(Cl)cc1)C1CCCN(Cc2cnn(-c3ccccc3)c2)C1
c.) O=C(NCc1ccccn1)c1cc(S(=O)(=O)N2CCCCC2)ccc1Cl
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}