C313212111113331323312111133133313331333133313331333133313331333133311223133321   >>    C31321211111333132331211113313331333133313331333133313331333133313331122313332   <<    C313212111113331323312111133133313331333133313331333133313331333133311223133323   >>      C313212111113331323312111133133313331333133313331333133313331333133311223133322   >>