C313212111113331323312111133133313331333133313331333133313331311221123221323221   >>    C31321211111333132331211113313331333133313331333133313331333131122112322132322   <<    C313212111113331323312111133133313331333133313331333133313331311221123221323223   >>      C313212111113331323312111133133313331333133313331333133313331311221123221323222   >>