C111113331333132322331333133313331333132313131312111133132332313231323231   >>    C11111333133313232233133313331333133313231313131211113313233231323132323   <<    C111113331333132322331333133313331333132313131312111133132332313231323233   >>      C111113331333132322331333133313331333132313131312111133132332313231323232   >>