0b** (isomer 0) are as follows. Mp: 000--000 °C. Anal. Calcd for C~00~H~00~Ge~0~OSi~0~: C, 00.00; H, 0.00. Found: C, 00.00; H, 0.00. ^00^Si NMR (CDCl~0~, TMS, ppm): −0.00 (*Si*Me~0~); −00.00 to −00.00 (*Si*Me~0~). ^00^C NMR (CDCl~0~, TMS, ppm): 000.00 (*C*=O); 00.00 (Ad-*C*-CO); 00.00, 00.00 (Ad-*C*H~0~); 00.00 (Ad-*C*H); 0.00 (Si(*C*H~0~)~0~); −0.00, −0.00, −0.00, −0.00 (Si(*C*H~0~)~0~); −0.00, −00.00 (Ge*C*H~0~). ^0^H NMR (CDCl~0~, TMS, ppm): 0.00, 0.00 (