Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC(C)(CCCN1CC[C@@H]2CCCC[C@H]2C1)S(=O)(=O)c1ccccc1
b.) CC(C(N)=O)[C@@]12CC(F)(F)[C@@H](C)[C@H](/C=C/c3ccc(-c4ccccc4C#N)cn3)[C@@H]1[C@@H](C)OC2=O
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}
2-[(1R,3aR,6S,7R,7aS)-7-[(E)-2-[5-(2-cyanophenyl)pyridin-2-yl]ethenyl]-5,5-difluoro-1,6-dimethyl-3-oxo-4,6,7,7a-tetrahydro-1H-2-benzofuran-3a-yl]propanamide