C31321211111333132331211113313331333133313331333133313331323133313231312323211   >>    C3132121111133313233121111331333133313331333133313331333132313331323131232321   <<    C31321211111333132331211113313331333133313331333133313331323133313231312323213   >>      C31321211111333132331211113313331333133313331333133313331323133313231312323212   >>