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, c, or d without using any other words.
Options:
(a) O=C(NCCCCN1CCN(c2cccc(Cl)c2Cl)CC1)c1cc2ccccc2cn1
(b) N#Cc1ccc(CCN2CCN(CCc3ccc4c(c3)COC4=O)CC2)cc1Cl
(c) COc1ccc(C2CN(CCCC3CCOCC3)CC2CNC(=O)c2cccc(Cl)c2)cc1
(d) O=C(Nc1ccc(-c2nnc(NCCCCN3CCCC3)o2)cc1)c1ccccc1F
Answer: a, b, 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-chloro-4-[2-[4-[2-(1-oxo-3H-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]benzonitrile