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. Cc1cc2cc(C)c3nnc(SCC(=O)NCc4ccc5c(c4)OCO5)n3c2cc1C
b. COc1cccc(NC(=O)COC(=O)c2c3c(nc4ccccc24)CCC(C)C3)c1
c. O=C(Nc1ccccc1)NC1CCN(CCCN2C(=O)c3ccccc3C2=O)CC1
d. COc1cc(/C=C/C(=O)O)cc(OC)c1O
Answer: a, b, 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}