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 additional words.
Options:
a. O=C(Nc1nc2ccccc2[nH]1)c1ccc(OC(F)F)cc1
b. CCN(C(=O)CSc1nc2ccccc2c(=O)n1CCOC)C1CCS(=O)(=O)C1
c. COc1ccc(NC(=O)c2ccccc2NC(=O)c2ccccc2C(=O)O)cc1
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}