Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CSc1cc(CCN2CCN(CCc3ccc4c(c3)COC4=O)CC2)ccc1C#N
[b] CCN(C(=O)Cc1ccc(S(C)(=O)=O)cc1)C1CCN(CC[C@@H](c2cc(F)cc(F)c2)N2CCN(S(C)(=O)=O)CC2)CC1
[c] Cc1cccc(NC(=O)c2ccc(-c3ccc(Cl)cc3)o2)c1
[d] O=C(O)c1cccc(C(=O)N2CCC(N3CCC(Oc4ccc(Cl)c(Cl)c4)CC3)CC2)c1
Answer: c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
5-(4-chlorophenyl)-N-(3-methylphenyl)furan-2-carboxamide