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 additional words.
Options:
a. COC(=O)C1=C(c2cc3ccccc3s2)C[C@@H]2CC[C@H]1N2C(=O)NCCCOC(C)C
b. O=[N+]([O-])c1ncn(Cc2ccccc2Cl)n1
c. COc1ccc(CC2(CO)CCN(S(=O)(=O)c3c(C)nn(C)c3C)CC2)cc1
d. CCOc1cc(S(=O)(=O)N2CCCC2)ccc1Cl
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}