C13332313311211113313331333133313133313331323121111113313231323223313132321   >>    C1333231331121111331333133313331313331333132312111111331323132322331313232   <<    C13332313311211113313331333133313133313331323121111113313231323223313132323   >>      C13332313311211113313331333133313133313331323121111113313231323223313132322   >>