C3213322333133313113313221211113313331333132313231333131212132321221233111   >>    C321332233313331311331322121111331333133313231323133313121213232122123311   <<    C3213322333133313113313221211113313331333132313231333131212132321221233113   >>      C3213322333133313113313221211113313331333132313231333131212132321221233112   >>