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. Nc1nc(SCC(=O)Nc2cc(C(F)(F)F)ccc2N2CCOCC2)n[nH]1
b. COc1nc(OC)nc(N2CCCCCC2)n1
c. COc1ccc(CCNC(=O)COC(=O)c2ccco2)cc1OC
d. C=CCOc1ccc(NC(=O)C2CC(=O)N(C(C)C)C2)cc1
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}