Data were recorded for the same nanopore as in Fig. 1.The pore opening diameter was 16 nm, and the pore was subjected to 15 min modification in 12 mM (trimethylsilyl)diazomethane.

WHEN an ice-cold benzene solution (12 c.c.) of perbenzoic acid (0.6 gm.) was added (during a period of 5 min.) to a benzene solution (12 c.c.) of diphenylene diazomethane (0.5 gm.) at 45°, a ...