Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a OC1CCC(Nc2ncc3nc(Nc4c(F)cc(F)cc4F)n([C@@H]4CCOC4)c3n2)CC1
b CC(=O)C1=NN2c3cc(F)ccc3OCC2C1(CCCN(C)C)c1ccccc1
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}
1-[3-[3-(dimethylamino)propyl]-8-fluoro-3-phenyl-3a,4-dihydropyrazolo[5,1-c][1,4]benzoxazin-2-yl]ethanone