C11112331333132311331333133313231333131133131211113313133313132231   >>    C1111233133313231133133313331323133313113313121111331313331313223   <<    C11112331333132311331333133313231333131133131211113313133313132233   >>      C11112331333132311331333133313231333131133131211113313133313132232   >>