C111113331333133312112113313331333133313231333133313331333131231231   >>    C11111333133313331211211331333133313331323133313331333133313123123   <<    C111113331333133312112113313331333133313231333133313331333131231233   >>      C111113331333133312112113313331333133313231333133313331333131231232   >>