Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) CCOCC(=O)Nc1nnc(COCC)s1
b) CCNc1nc(SCc2ccccc2)nc(N2CCOCC2)n1
c) COc1ccc(N2C3=C(C(=O)CC(C)(C)C3)C(c3cnn(C)c3)C3=C2CC(C)(C)CC3=O)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}