Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a: CCS(=O)CC(C)SP(=O)(OC)OC
b: COc1nn(CSP(=S)(OC)OC)c(=O)s1
c: C=CCOCC(CC)(CO)CO
d: CC(=O)OCCC1=CCC2CC1C2(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}