C333312111133133312111133133313331333132233133112111113113313233313331322121121   >>    C33331211113313331211113313331333133313223313311211111311331323331333132212112   <<    C333312111133133312111133133313331333132233133112111113113313233313331322121123   >>      C333312111133133312111133133313331333132233133112111113113313233313331322121122   >>