Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) O=C([C@H](O)C1CC1)N1CC(c2cc(F)ccc2F)=C[C@@H]1c1ccccc1
(b) COc1cc(-c2cccc(C(F)(F)F)c2)c(F)cc1-c1nccc2cc(S(=O)(=O)Nc3ccon3)ccc12
(c) CC(C)(N)C(=O)N1CCn2c(nc(-c3cccc(F)c3)c2Nc2ccc(F)cc2)C1
(d) Clc1cccc(-c2cnc3ccc(NC4CCOCC4)nn23)c1
Answer: 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-amino-1-[3-(4-fluoroanilino)-2-(3-fluorophenyl)-6,8-dihydro-5H-imidazo[1,2-a]pyrazin-7-yl]-2-methylpropan-1-one