Does 'controlled substance offense' refer only to substances prohibited by the Controlled Substance Act?

QUESTION PRESENTED Does “controlled substance offense”, as that term is used in U.S.S.G. §4B1.1 and defined by U.S.S.G. §4B1.2(b), refer only to those controlled substances that are prohibited by the Controlled Substance Act, 21 U.S.C. 801, et seq.? ii PARTIES The caption of the case contains the name of all the parties. The Petitioner is Geoffrie Dill and the Respondent is the United States of America. No party is a corporation. ili RULE 14(b)(iii) STATEMENT This case arises from the following proceedings in the United States District Court for the Southern District of Indiana, and the United States Court of Appeals for the Seventh Circuit: United States v. Dill, No. 21-2672 (7th Cir. 2022) United States v. Dill, No. (S.D. Ind. Sept. 13, 2021) Dill v. United States, No. (S.D. Ind. May 24, 2021) There are no other directly