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] O=C(NCc1ccc(OC(F)(F)F)cc1)C1c2cccc(F)c2C(=O)N1CCc1ccccn1
[b] COC1COCCC1N[C@@H]1C[C@H]2CN(C(=O)NCc3ccccc3)C[C@@]2(C(=O)N2CCc3ncc(C(F)(F)F)cc3C2)C1
[c] Cc1cc2nc(CC3CCCC3)n(Cc3ccc(Cl)cc3)c2cc1C
[d] Cc1nn(Cc2ccccc2Cl)c(C)c1CN(C)CC(O)COc1ccc(Cl)cc1
Answer: a, 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}
1-[(4-chlorophenyl)methyl]-2-(cyclopentylmethyl)-5,6-dimethylbenzimidazole