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(NC1CC1c1ccccc1)N1CCC(c2nc(-c3nccc4ccccc34)no2)CC1
[b] N#Cc1ccc(S(=O)(=O)NCCN2CC3CN(CCCOc4ccccc4F)CC(C2)O3)cc1
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}
4-(3-isoquinolin-1-yl-1,2,4-oxadiazol-5-yl)-N-(2-phenylcyclopropyl)piperidine-1-carboxamide