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. CC1CC2=C(CC1/C=N/NC(N)=S)C(C)(C)CCC2
b. COc1ccc(CCN2C(=O)N[C@@H](CCC(=O)O)C2=O)cc1
c. CC(C)(C)c1nnc(NC(=O)Cc2ccccc2[N+](=O)[O-])s1
d. Cc1nc(NC(=O)C2CCCCC2C(=O)O)sc1C
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}