C111113331333132322331333133313331333132313131312111133132333132313211231323321   >>    C11111333133313232233133313331333133313231313131211113313233313231321123132332   <<    C111113331333132322331333133313331333132313131312111133132333132313211231323323   >>      C111113331333132322331333133313331333132313131312111133132333132313211231323322   >>