C222133313331333131123313231333133313231323131133131211113313331333132233312231   >>    C22213331333133313112331323133313331323132313113313121111331333133313223331223   <<    C222133313331333131123313231333133313231323131133131211113313331333132233312233   >>      C222133313331333131123313231333133313231323131133131211113313331333132233312232   >>