namespace System.Net.Mail { public class SmtpFailedRecipientsException : SmtpFailedRecipientException, ISerializable { public SmtpFailedRecipientException[] InnerExceptions { get; } public SmtpFailedRecipientsException(); protected SmtpFailedRecipientsException(SerializationInfo info, StreamingContext context); public SmtpFailedRecipientsException(string message); public SmtpFailedRecipientsException(string message, Exception innerException); public SmtpFailedRecipientsException(string message, SmtpFailedRecipientException[] innerExceptions); } }