C13223313311212111133133313331333133313233121333133313331311312111112112321   >>    C1322331331121211113313331333133313331323312133313331333131131211111211232   <<    C13223313311212111133133313331333133313233121333133313331311312111112112323   >>      C13223313311212111133133313331333133313233121333133313331311312111112112322   >>