C22213331333133313112331323133313331333133313233121133132311233112111   >>    C2221333133313331311233132313331333133313331323312113313231123311211   <<    C22213331333133313112331323133313331333133313233121133132311233112113   >>      C22213331333133313112331323133313331333133313233121133132311233112112   >>