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 additional words.
Options:
[a] C[C@@]1(c2cc(CNC3CC3)c(F)cc2F)CCSC(N)=N1
[b] O=c1ccc2ncc(F)c3c2n1C[C@@]3(O)CC12CCC(NC/C=C/c3ccccn3)(CC1)CO2
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}
(4S)-4-[5-[(cyclopropylamino)methyl]-2,4-difluorophenyl]-4-methyl-5,6-dihydro-1,3-thiazin-2-amine