Task: Please answer the multiple choice question.
Question: Which molecules are 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 additional words.
Options:
[a] Cc1ccc2c(N3CCN(CCCc4cccc5c4OCC(=O)N5C)CC3)cc(F)cc2n1
[b] Cc1cc[n+]([O-])c(C)c1C(=O)N1CCC(C)(N2CCC(N(c3ccccc3)c3cccnc3)CC2)CC1
[c] Nc1ccnc(Nc2ccc(Oc3ccc(Cl)cc3)cc2)c1
[d] COc1cc(-c2cn(C3CCc4ccccc4N(CC4(C)COC4)C3=O)nn2)ccc1-n1cnc(C)c1
Answer: a, c
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}
2-N-[4-(4-chlorophenoxy)phenyl]pyridine-2,4-diamine