Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(c1nc(-c2ccccc2)no1)N1CCC(Oc2ccc(CN3CCCC3)cc2)CC1
(b) C[C@@H](CO)OC[C@H](Oc1ncnc2c1cnn2-c1ncccc1Cl)C(=O)Nc1ccc(Cl)cn1
Answer: a
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}
(3-phenyl-1,2,4-oxadiazol-5-yl)-[4-[4-(pyrrolidin-1-ylmethyl)phenoxy]piperidin-1-yl]methanone