—) the internal revenue laws, employs guideline 2.11.2, obstruction of justice, which is more severe th 2A2.4. See U.S.S.G. app. A; United States Gunwall, 1998 WL 482787, at *3 (10th Cir.I99 . And, in fact, guideline 211.2 imposes sentences more akin to those found in 2A6.I, the provision employed b