Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(NCc1ccc(F)cc1)c1ccc(S(=O)(=O)N2CCCCC2)cc1
b. COc1ccccc1CCc1nnc(CCC(=O)NC(C)Cc2cccc(C)n2)o1
c. CCCn1c2ccccc2c2cnn(CC(=O)NCCN(CC)CC)c(=O)c21
d. COc1ccc(CC(=O)N2CCc3ccccc32)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}