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, b, c, or d without using any other words.
Options:
a: CC(=O)C1=NN2c3cc(F)ccc3OC[C@H]2[C@@]1(CCCN)c1ccccc1
b: CS(=O)(=O)Nc1ccc2nc(CN3CCC(Cc4ccccc4)CC3)[nH]c2c1
c: O=P(NCc1ccccc1-c1cccnc1)(c1ccccc1)c1ccccc1
d: C[C@@H]1NC(c2cnccn2)=N[C@@]1(c1ccc(F)cc1)c1ccc(F)nc1
Answer: c, d
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-[(4S,5S)-4-(6-fluoranylpyridin-3-yl)-4-(4-fluorophenyl)-5-methyl-1,5-dihydroimidazol-2-yl]pyrazine