C11111211113313112113313331333133313331333132313331333132313331333133322322231   >>    C1111121111331311211331333133313331333133313231333133313231333133313332232223   <<    C11111211113313112113313331333133313331333132313331333132313331333133322322233   >>      C11111211113313112113313331333133313331333132313331333132313331333133322322232   >>