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, b, or c without using any additional words.
Options:
(a) CN1CCC[C@@H]1Cn1nc(Cc2ccc(Cl)cc2)c2cnccc2c1=O
(b) N#C[C@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)C1(N)CCOCC1
(c) O=C1OCCc2cc([C@@H]3CN4CCN(C(=O)Cc5ccc(-n6cnnn6)nc5)C[C@H]4CO3)ccc21
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-[(4-chlorophenyl)methyl]-2-[[(2R)-1-methylpyrrolidin-2-yl]methyl]pyrido[3,4-d]pyridazin-1-one