C313212111113331323312111133133313331333133313331333133313331323221211113331321   >>    C31321211111333132331211113313331333133313331333133313331333132322121111333132   <<    C313212111113331323312111133133313331333133313331333133313331323221211113331323   >>      C313212111113331323312111133133313331333133313331333133313331323221211113331322   >>