C313212111113331323312111133133313331333133313331333133313311221321   >>    C31321211111333132331211113313331333133313331333133313331331122132   <<    C313212111113331323312111133133313331333133313331333133313311221323   >>      C313212111113331323312111133133313331333133313331333133313311221322   >>