System.Object
   C1.Web.Api.BodyModelBinder<T>
   C1.Web.Api.ExporterResult
   C1.Web.Api.ExportSource
   C1.Web.Api.FormFile
   C1.Web.Api.ImportSource
   C1.Web.Api.ImportSourceModelBinder
   C1.Web.Api.Owin
   C1.Web.Api.RequestModelBinder<T>
   C1.Web.Api.StringModelBinder
   System.Attribute
      System.Web.Http.ParameterBindingAttribute
         System.Web.Http.ModelBinding.ModelBinderAttribute
            C1.Web.Api.FromFormExAttribute
            C1.Web.Api.ImportModelBinderAttribute
   System.Net.Http.HttpContent
      System.Net.Http.StreamContent
         C1.Web.Api.AttachmentContent
   System.Web.Http.ApiController
      C1.Web.Api.C1ApiController

Reference

C1.Web.Api Assembly