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=c1[nH]c(=S)n(C2CC2)c(O)c1C=Nc1cccc(C(F)(F)F)c1
b.) O=C(Oc1cc(=O)oc2ccccc12)c1ccccc1
c.) CCOC(=O)c1ccc(N2C(=O)[C@@H](c3ccccc3)[C@H]2c2ccccc2)cc1
d.) CC(=O)Nc1cccc(-c2nnc(-c3ccc(C)cc3)o2)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}