Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
(a) O=[N+]([O-])c1cccc2[nH]c(C(F)(F)F)nc12
(b) COP(=S)(OC)SCC(=O)O
(c) O=C(O)Cc1csc(-c2ccc(Cl)cc2)n1
(d) C=CCOC(=O)CC(C)C
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}