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=S(=O)(Nc1cccc(-c2cn3c(n2)SCC3)c1)c1ccc(F)cc1F
[b] Nc1cc(Oc2ccc(F)cc2F)cc([N+](=O)[O-])c1
[c] CCn1cc(C(=O)N2CCOCC2)c(=O)c2cc(S(=O)(=O)N(C)C3CCCCC3)ccc21
[d] COc1cc(OC)c(C2SCCN2S(=O)(=O)c2ccc(F)cc2)cc1OC
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}