I331323221313233313132313221323331323132313233313331323221212111
>>
I33132322131323331313231322132333132313231323331333132322121211
<<
I331323221313233313132313221323331323132313233313331323221212113
>>
I331323221313233313132313221323331323132313233313331323221212112
>>