ERC721
contract ERC721
is ERC721Basic, ERC721Enumerable, ERC721Metadata
See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md.
Source: token/ERC721/ERC721.sol
is ERC721Basic, ERC721Enumerable, ERC721Metadata
See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md.