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(COC(=O)CNS(=O)(=O)c1ccc(Br)cc1Cl)NC1CCCC1
b. Cn1cc(CCNC(=O)CCc2nnc(CCCCc3ccccc3)o2)cn1
c. COc1cc(CCCN2C(=S)NC[C@@H]2CC2CCCCC2)cc(OC)c1OC
d. CC(=O)C1=C(O)C(=O)N(c2ccc(O)cc2)C1c1ccccc1[N+](=O)[O-]
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}