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) O=C(NCCN1CCN(Cc2ccccc2Cl)CC1)Nc1ccccc1
(b) COC(=O)c1ccc(OC)c(-c2c(OC)cc(OC)cc2OC)c1
(c) Cc1[nH]c(C)c(S(=O)(=O)N2CCCCC2C)c1C(=O)N1CCCC1
(d) Cc1cc(C)c(CSc2ncnc3nc[nH]c23)c(C)c1
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}