Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(Nc1cc(Cl)cc2c1[nH]c1cnccc12)c1cccnc1
b: C[C@@]1(c2cc(CNCCC(F)(F)F)c(F)cc2F)CCSC(N)=N1
Answer: a, 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}
(4S)-4-[2,4-difluoro-5-[(3,3,3-trifluoropropylamino)methyl]phenyl]-4-methyl-5,6-dihydro-1,3-thiazin-2-amine