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. O=C(CSc1ncnc2nc[nH]c12)Nc1ccccc1C(F)(F)F
b. Cc1ccc(N=C2CSC(=O)N2)cc1
c. COC(=O)c1c(NC(=O)CN(c2ccccc2)S(C)(=O)=O)sc2c1CCCC2
d. COc1cccc(C(C(=O)NC2CCCC2)N(Cc2ccc(C)cc2)C(=O)c2ccco2)c1OC
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}