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, c, or d without using any other words.
Options:
a. CN1CCN(c2ccc(Cl)cc2NC(=O)c2ccc(S(=O)(=O)N(C)C)cc2)CC1
b. COc1ccc(N2CCN(c3nc4ccccc4n3CC(=O)c3ccccc3)CC2)cc1
c. CCOC(=O)c1c(C)[nH]c(C(=O)CSc2nnc(CC(C)c3ccccc3)o2)c1C
d. C1=C(CCNc2ncnc3c2cnn3-c2ccccc2)CCCC1
Answer: a, b, c, d
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}