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. CC(=O)Nc1ccc(-c2csc(-c3cccnc3)n2)cc1
b. Cc1ccccc1COC(=O)CCCC1=NS(=O)(=O)c2ccccc2N1
c. CCOC(=O)c1[nH]ncc1CN1CCCC(C(=O)c2ccc(C(C)(C)C)cc2)C1
d. Cc1ccc(C)c(N2N=C(C(=O)Nc3ccc(S(=O)(=O)N4CCCC4)cc3)CCC2=O)c1
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}