@class NSString, NSMutableAttributedString; @interface _NSAttributedStringFromMarkdownCreatorConcrete : NSObject <_NSAttributedStringFromMarkdownCreator> { NSMutableAttributedString *_result; } @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (void)dealloc; - (void)appendString:(id)a0; - (void)finalizeWithLanguageIdentifier:(id)a0; - (id)result; - (id)parseExtendedAttributesFromData:(id)a0 error:(id *)a1; - (void)appendString:(id)a0 with:(id)a1; - (unsigned short)lastCharacter; @end