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) COc1ccc2nccc([C@@H](O)CN3CCC(NCc4ccc5c(c4)OCCO5)CC3)c2c1
b) O=c1ccc2ncc(F)c3c2n1C[C@@]3(O)CC12CCC(NC/C=C/c3ccccc3)(CC1)CO2
Answer: b
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}
(3R)-5-fluoro-3-hydroxy-3-[[4-[[(E)-3-phenylprop-2-enyl]amino]-2-oxabicyclo[2.2.2]octan-1-yl]methyl]-1,7-diazatricyclo[6.3.1.04,12]dodeca-4(12),5,7,9-tetraen-11-one